55408 (2001 TC2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2245803757 ± 3.31e-08
Semi-major axis (a)1.0998885874 AU ± 6.05e-10
Inclination (i)30.38988041° ± 6.57e-06
Long. of Asc. Node (Ω)193.81872807° ± 3.06e-06
Arg. of Perihelion (ω)353.55126926° ± 7.29e-06
Mean Anomaly (M)188.25045295° ± 1.01e-05
Mean Motion (n)0.8544550728°/day ± 7.05e-10
Perihelion dist (q)0.85287520 AU ± 3.64e-08
Aphelion dist (Q)1.34690198 AU ± 3.64e-08
Orbital Period1.15351446 yr ± 9.52e-10
Physical Parameters
H (abs. magnitude)18.88
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.330″
Uncertainty0
Orbit TypeApollo
MOID0.146263 AU
Observations Used465
Gaia Obs Used31
Oppositions5
Arc Total1979-2025
First Observation Used1979-11-13
Last Observation Used2025-08-25
Observations (517)
Date Type RA Dec Mag Band Observatory
2002-02-15 09:40:00 C 01 15 32.02 -70 22 37.4 c 474
2002-02-15 09:47:00 C 01 15 30.18 -70 22 34.7 c 474
2002-02-16 09:30:35 C 01 09 08.20 -70 14 33.8 c 474
2002-02-16 09:34:50 C 01 09 07.45 -70 14 33.2 c 474
2002-02-16 09:38:09 C 01 09 06.54 -70 14 31.8 c 474
2002-07-08 22:08:04 C 23 25 10.45 +56 45 20.8 c 540
2002-07-08 22:19:01 C 23 25 10.60 +56 45 24.0 c 540
2002-09-09 06:44:02 C 22 29 55.30 +42 52 52.8 c 848
2002-09-09 06:46:29 C 22 29 55.21 +42 52 46.6 c 848
2002-09-17 05:45:53 C 22 18 26.64 +34 28 56.7 c 670
2002-09-17 05:51:20 C 22 18 26.27 +34 28 40.4 c 670
2002-09-18 04:38:52 C 22 17 19.48 +33 21 23.8 c 670
2002-09-18 05:11:46 C 22 17 17.73 +33 19 46.8 c 670
2002-10-06 04:21:22 C 22 07 23.75 +10 30 20.3 18.8 c 704
2002-10-06 04:44:04 C 22 07 23.64 +10 29 11.1 18.9 c 704
2002-10-06 05:06:33 C 22 07 23.57 +10 28 02.3 19.0 c 704
2002-10-06 05:29:04 C 22 07 23.52 +10 26 54.1 18.4 c 704
2008-08-07 10:30:25 C 03 59 33.87 +19 32 21.6 o 691
2008-08-11 10:23:00 C 04 10 47.76 +18 43 28.1 o 691
2009-08-29 08:14:17 C 02 15 38.52 +34 54 16.5 19.8 c 704
2009-08-29 08:51:41 C 02 15 39.47 +34 53 46.9 20.1 c 704
2009-08-29 09:10:19 C 02 15 39.97 +34 53 31.7 19.9 c 704
2009-09-17 03:23:25 C 02 18 46.13 +25 04 59.3 r J75
2009-09-17 03:41:11 C 02 18 45.70 +25 04 25.8 r J75
2009-09-17 03:59:03 C 02 18 45.28 +25 03 51.3 r J75
2009-09-18 08:18:24 C 02 18 11.34 +24 07 56.0 r 703
2009-09-18 08:30:19 C 02 18 11.08 +24 07 33.6 r 703
2009-09-18 08:42:27 C 02 18 10.76 +24 07 08.0 r 703
2009-09-18 08:54:49 C 02 18 10.40 +24 06 42.4 r 703
2009-09-20 11:34:48 C 02 16 52.17 +22 19 39.1 r 703
2009-09-20 11:41:04 C 02 16 51.88 +22 19 25.4 r 703
2009-09-20 11:47:20 C 02 16 51.70 +22 19 11.6 r 703
2009-09-20 11:53:41 C 02 16 51.42 +22 18 57.2 r 703
2009-09-22 07:28:20 C 02 15 30.73 +20 39 35.8 18.9 c 704
2009-09-22 07:45:32 C 02 15 30.06 +20 38 55.1 18.9 c 704
2009-09-22 08:03:02 C 02 15 29.35 +20 38 13.7 19.1 c 704
2009-09-24 09:57:32 C 02 13 37.23 +18 35 53.0 o 691
2009-09-24 10:23:00 C 02 13 36.06 +18 34 48.1 o 691
2009-09-24 10:48:29 C 02 13 34.91 +18 33 43.1 o 691
2009-09-26 06:48:24 C 02 11 42.36 +16 38 13.8 18.3 c 704
2009-09-26 07:05:56 C 02 11 41.48 +16 37 26.5 19.0 c 704
2009-09-26 07:23:30 C 02 11 40.59 +16 36 39.1 18.7 c 704
2009-09-26 07:41:04 C 02 11 39.67 +16 35 51.9 18.6 c 704
2009-09-26 07:58:38 C 02 11 38.83 +16 35 04.5 19.0 c 704
2009-09-29 20:45:54 C 02 07 21.16 +12 32 49.6 r 240
2009-09-29 20:48:52 C 02 07 21.00 +12 32 40.4 r 240
2009-09-29 20:52:08 C 02 07 20.81 +12 32 30.3 r 240
2009-09-29 20:56:37 C 02 07 20.50 +12 32 17.5 r 240
2009-09-29 21:00:16 C 02 07 20.30 +12 32 06.6 r 240
2009-10-03 22:50:36 C 02 01 23.23 +07 24 26.0 w 160